525242272 has 24 divisors (see below), whose sum is σ = 1034677476. Its totient is φ = 262467072.

The previous prime is 525242261. The next prime is 525242339. The reversal of 525242272 is 272242525.

It can be written as a sum of positive squares in 2 ways, for example, as 395373456 + 129868816 = 19884^2 + 11396^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67108 + ... + 74524.

Almost surely, 2^525242272 is an apocalyptic number.

It is an amenable number.

525242272 is a deficient number, since it is larger than the sum of its proper divisors (509435204).

525242272 is a wasteful number, since it uses less digits than its factorization.

525242272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9640 (or 9632 counting only the distinct ones).

The product of its digits is 22400, while the sum is 31.

The square root of 525242272 is about 22918.1646734637. The cubic root of 525242272 is about 806.8383955432.

Adding to 525242272 its reverse (272242525), we get a palindrome (797484797).

It can be divided in two parts, 5252 and 42272, that added together give a square (47524 = 218²).

The spelling of 525242272 in words is "five hundred twenty-five million, two hundred forty-two thousand, two hundred seventy-two".